KALIX Nitrogen | 21-0-0 Ammonium Sulfate Fertilizer | Water-Soluble Nutrient for Vegetative Growth | Boosts Leafy Greens Lawns and High-N Demand Crops | Clean Feeding | 25 pounds

- Explosive Vegetative Growth with 21% Nitrogen KALIX Nitrogen delivers 21% plant-available nitrogen in ammonium form, promoting rapid leaf expansion, thick stems, and lush green canopy development during the early and mid-growth stages of all crop types. - Dual-Action Formula with Sulfur for Protein Synthesis Contains 24% sulfur alongside nitrogen to enhance amino acid formation, enzyme activity, and chlorophyll production?supporting vigorous photosynthesis and stronger plant structure from seedling through veg. - 100% Water-Soluble and Clean for Any System This fine, fully dissolving powder is compatible with hand-mixed reservoirs, drip irrigation, and injector systems. Zero sediment or clogging?ideal for commercial greenhouses, field fertigation, and container grows. - Optimized for High-Nitrogen Crops and Conditions Engineered for crops that crave nitrogen, including lettuce, spinach, turfgrass, cannabis, corn, brassicas, and herbs. Helps correct nitrogen deficiencies fast and stimulates deep green color and dense biomass. - Grower-Trusted Performance in a Resealable Package Packaged in a durable 2 lb resealable pouch for long-term storage and ease of use. Built for pros but accessible to serious home growers who demand precision, solubility, and powerful vegetative performance.

Product description

Minerals Are Key to Proper Plant Development

Precision Nutrition Begins at the Molecular Level

Precision Nitrogen Supplement for Aggressive Vegetative Growth

Highly Soluble Phosphorus for Roots, Buds, and Bloom Development

Sulfate-Based Potassium for Stress Tolerance and Yield Enhancement

Silica Supplement for Plant Armor and Environmental Defense

Highly Soluble Calcium for Stronger Cell Walls and Nutrient Transport

Dual-Action Calcium and Magnesium with Nitrate Support for Balanced Growth

Essential Magnesium for Chlorophyll, Photosynthesis, and Metabolic Efficiency

Advanced Enzyme Formula for Root Health, Clean Media, and Nutrient Conversion

The KALIX Supplements line delivers targeted elemental inputs formulated for precision growers who demand control, flexibility, and complete nutritional support across all stages of plant development. This collection includes Nitrogen, Phosphorus, Potassium, Calcium, Calcium Mag, Magnesium, Silica, and Enzymes?each fully soluble and designed to integrate seamlessly with any base nutrient program.

Every product in the KALIX Supplements line is crafted for solubility, purity, and performance?built for growers who know that dialing in the details leads to big results, this category provides professional cultivators the tools needed to push performance and consistency?crop after crop.

KALIX Nitrogen delivers a highly soluble source of nitrogen, essential for driving vigorous vegetative growth, protein formation, and chlorophyll production. This clean-mixing supplement fuels leafy expansion, cellular division, and structural development during early stages. Compatible with hydroponics, soil, coco, and fertigation systems, it supports lush canopies and accelerated biomass in commercial and craft cultivation. Nitrogen is foundational in amino acid and enzyme production, influencing nutrient uptake, photosynthesis efficiency, and metabolic response. Ideal for cultivators targeting early-stage momentum, strong starts, and system compatibility without clogging or residue.

KALIX Phosphorus is a premium supplement designed to enhance root initiation, early growth, and reproductive development. With a highly available phosphorus source, this formula supports energy transfer, ATP synthesis, and genetic expression?critical for root expansion, flower set, and fruit production. Soluble and clean, it integrates seamlessly into stock tanks, dosers, and drip systems. Phosphorus also plays a key role in carbohydrate movement and photosynthetic activity, especially under high-output lighting. Whether applied as a targeted boost or part of a precision regimen, this supplement promotes stronger roots, tighter internodes, and healthier blooms with maximum uptake and minimal waste.

KALIX Potassium supplies a water-soluble form of potassium derived from potassium sulfate, delivering a clean and efficient path to stronger plants and improved harvests. Potassium regulates stomatal function, water retention, sugar transport, and enzyme activation?making it vital for plants under environmental stress such as heat, drought, and high light. This supplement enhances late-stage bulking, oil production, and fruit density while boosting disease resistance and internal structure. Compatible with all irrigation styles, KALIX Potassium dissolves instantly, allowing for even distribution and consistent availability during key developmental phases.

KALIX Silica delivers a concentrated, soluble source of silicon to strengthen cell walls, enhance structural integrity, and protect plants from stress. This formula reinforces stems and stalks while increasing tolerance to drought, heat, and mechanical damage. Silica also creates a physical barrier that reduces pest and pathogen susceptibility. Ideal for growers looking to improve plant posture, reduce breakage, and support long-term health across all systems. It flows cleanly through injectors and hydroponic lines, providing consistent coverage from start to finish. KALIX Silica is a key input for maximizing resilience and harvest quality in professional cultivation.

KALIX Nitrogen

KALIX Phosphorus

KALIX Potassium

KALIX Silica

KALIX Calcium delivers a pure, water-soluble form of calcium ideal for commercial growers seeking to reinforce plant structure, optimize nutrient mobility, and reduce physiological disorders like blossom end rot and tip burn. Calcium plays a critical role in forming rigid, healthy cell walls, enabling plants to maintain integrity under high-stress conditions. It also enhances nutrient uptake by regulating membrane permeability and intracellular signaling. Compatible with drip systems, dosers, hydroponics, and soil cultivation, KALIX Calcium mixes clean and performs without clogging or sediment?ensuring consistent delivery in fast-paced operations. A must for high-demand crops with aggressive growth cycles and heavy fruit load.

KALIX Calcium Mag is a multi-functional supplement combining calcium, magnesium, and nitrate nitrogen for optimal structural strength, enzyme function, and nutrient synergy. Calcium supports cell wall formation and metabolic stability, while magnesium is essential for chlorophyll production and energy transfer. The added nitrate nitrogen improves immediate uptake and balances the ratio for vegetative and flowering growth. This precision blend enhances plant health, photosynthetic activity, and resistance to stress, especially in crops with high calcium-magnesium demands. Perfect for use in hydroponics, coco, and soil-based systems, this formula is clean-mixing and highly soluble?ideal for large-scale fertigation or automated nutrient systems.

KALIX Magnesium provides a clean, soluble magnesium source critical for chlorophyll synthesis, photosynthetic efficiency, and enzymatic activity. Magnesium is the central atom in the chlorophyll molecule, directly impacting light absorption and carbohydrate production. It also aids in phosphate metabolism and the formation of vital sugars and proteins. This supplement is ideal for correcting or preventing magnesium deficiency, particularly in fast-growing crops, high-EC systems, and environments with calcium-heavy water. KALIX Magnesium is compatible with any irrigation method and integrates cleanly into nutrient programs without contributing to residue or system blockages?making it a staple for high-performance cultivation.

KALIX Enzymes is a concentrated biocatalyst supplement formulated to break down organic matter, stimulate microbial activity, and maintain clean root zones and irrigation lines. Enzymes degrade dead root material, biofilm, and nutrient residue into plant-available compounds, improving nutrient cycling and reducing buildup in recirculating systems. This enhances oxygen availability, root performance, and the uptake of fertilizers and minerals. KALIX Enzymes is especially effective in hydroponic setups, drip lines, and media-heavy environments where root debris and organic waste can compromise system integrity. Compatible with microbial inoculants and nutrient blends, this supplement helps maintain a thriving root zone and prevents clogging and stagnation across grow cycles.

KALIX Calcium

KALIX Calcium/Mag

KALIX Magnesium

KALIX Enzymes